X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_ip_frag%2Frte_ipv4_reassembly.c;h=69666c8b82712622f4514507ca46f0051003380a;hb=e863fe3a13da89787fdf3b5c590101a3c0f10af6;hp=97da607eda72003a185b0fac992add9b8d9c34e4;hpb=a7c528e5d71ff3f569898d268f9de129fdfc152b;p=dpdk.git

diff --git a/lib/librte_ip_frag/rte_ipv4_reassembly.c b/lib/librte_ip_frag/rte_ipv4_reassembly.c
index 97da607eda..69666c8b82 100644
--- a/lib/librte_ip_frag/rte_ipv4_reassembly.c
+++ b/lib/librte_ip_frag/rte_ipv4_reassembly.c
@@ -66,16 +66,13 @@ ipv4_frag_reassemble(struct ip_frag_pkt *fp)
 	m = fp->frags[IP_FIRST_FRAG_IDX].mb;
 	fp->frags[IP_FIRST_FRAG_IDX].mb = NULL;
 
-	/* update mbuf fields for reassembled packet. */
-	m->ol_flags |= PKT_TX_IP_CKSUM;
-
 	/* update ipv4 header for the reassembled packet */
 	ip_hdr = rte_pktmbuf_mtod_offset(m, struct rte_ipv4_hdr *, m->l2_len);
 
 	ip_hdr->total_length = rte_cpu_to_be_16((uint16_t)(fp->total_size +
 		m->l3_len));
 	ip_hdr->fragment_offset = (uint16_t)(ip_hdr->fragment_offset &
-		rte_cpu_to_be_16(IPV4_HDR_DF_FLAG));
+		rte_cpu_to_be_16(RTE_IPV4_HDR_DF_FLAG));
 	ip_hdr->hdr_checksum = 0;
 
 	return m;
@@ -107,10 +104,11 @@ rte_ipv4_frag_reassemble_packet(struct rte_ip_frag_tbl *tbl,
 	const unaligned_uint64_t *psd;
 	uint16_t flag_offset, ip_ofs, ip_flag;
 	int32_t ip_len;
+	int32_t trim;
 
 	flag_offset = rte_be_to_cpu_16(ip_hdr->fragment_offset);
-	ip_ofs = (uint16_t)(flag_offset & IPV4_HDR_OFFSET_MASK);
-	ip_flag = (uint16_t)(flag_offset & IPV4_HDR_MF_FLAG);
+	ip_ofs = (uint16_t)(flag_offset & RTE_IPV4_HDR_OFFSET_MASK);
+	ip_flag = (uint16_t)(flag_offset & RTE_IPV4_HDR_MF_FLAG);
 
 	psd = (unaligned_uint64_t *)&ip_hdr->src_addr;
 	/* use first 8 bytes only */
@@ -118,16 +116,17 @@ rte_ipv4_frag_reassemble_packet(struct rte_ip_frag_tbl *tbl,
 	key.id = ip_hdr->packet_id;
 	key.key_len = IPV4_KEYLEN;
 
-	ip_ofs *= IPV4_HDR_OFFSET_UNITS;
+	ip_ofs *= RTE_IPV4_HDR_OFFSET_UNITS;
 	ip_len = rte_be_to_cpu_16(ip_hdr->total_length) - mb->l3_len;
+	trim = mb->pkt_len - (ip_len + mb->l3_len + mb->l2_len);
 
 	IP_FRAG_LOG(DEBUG, "%s:%d:\n"
-		"mbuf: %p, tms: %" PRIu64
-		", key: <%" PRIx64 ", %#x>, ofs: %u, len: %d, flags: %#x\n"
+		"mbuf: %p, tms: %" PRIu64 ", key: <%" PRIx64 ", %#x>"
+		"ofs: %u, len: %d, padding: %d, flags: %#x\n"
 		"tbl: %p, max_cycles: %" PRIu64 ", entry_mask: %#x, "
 		"max_entries: %u, use_entries: %u\n\n",
 		__func__, __LINE__,
-		mb, tms, key.src_dst[0], key.id, ip_ofs, ip_len, ip_flag,
+		mb, tms, key.src_dst[0], key.id, ip_ofs, ip_len, trim, ip_flag,
 		tbl, tbl->max_cycles, tbl->entry_mask, tbl->max_entries,
 		tbl->use_entries);
 
@@ -137,6 +136,9 @@ rte_ipv4_frag_reassemble_packet(struct rte_ip_frag_tbl *tbl,
 		return NULL;
 	}
 
+	if (unlikely(trim > 0))
+		rte_pktmbuf_trim(mb, trim);
+
 	/* try to find/add entry into the fragment's table. */
 	if ((fp = ip_frag_find(tbl, dr, &key, tms)) == NULL) {
 		IP_FRAG_MBUF2DR(dr, mb);